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10194980 = 2252337599
BaseRepresentation
bin100110111001…
…000000100100
3201011221212212
4212321000210
510102214410
61002302552
7152440655
oct46710044
921157785
1010194980
115833704
1234b7a58
13215c543
1414d552c
15d65b05
hex9b9024

10194980 has 48 divisors (see below), whose sum is σ = 22982400. Its totient is φ = 3788928.

The previous prime is 10194971. The next prime is 10194983. The reversal of 10194980 is 8949101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10194983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16721 + ... + 17319.

It is an arithmetic number, because the mean of its divisors is an integer number (478800).

Almost surely, 210194980 is an apocalyptic number.

10194980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10194980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11491200).

10194980 is an abundant number, since it is smaller than the sum of its proper divisors (12787420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10194980 is a wasteful number, since it uses less digits than its factorization.

10194980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668 (or 666 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 32.

The square root of 10194980 is about 3192.9578763272. The cubic root of 10194980 is about 216.8347046198.

The spelling of 10194980 in words is "ten million, one hundred ninety-four thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 23 37 46 74 92 115 148 185 230 370 460 599 740 851 1198 1702 2396 2995 3404 4255 5990 8510 11980 13777 17020 22163 27554 44326 55108 68885 88652 110815 137770 221630 275540 443260 509749 1019498 2038996 2548745 5097490 10194980